redwood city is down to 26 and concorde 23. freeze warnings posted throughout the day. let's get the latest. >> brian, it has been cold and challenging week for those living on the streets. kpix on reaching out to the homeless. >> volunteers have been handing out blankets, hats, and socks all day long. trying to convince the homeless population to come inside a warm shelter on a cold night. doing that is not as easy as it sounds. >> you can find homeless hiding in plain sight all across silicon valley. , in public parks, under overpasses. people like jimmy. >> very hard. i mean, you don't know where your next meal will come from. you don't know where you'll get a blanket. >> teams of volunteers took to the streets this weekend, trucks packed with supplies searching for any and all of santa clara's 7600 homeless with a new sense of urgency. after four others froze to death this week. >> i have done outreach for a few years now and i've never encountered this many people out there, ever. >> there are plenty of empty beds, but sometimes getting people to come is the hardes